review on development of wet latent fingerprints by small particle reagent
نویسندگان
چکیده
Small particle reagent technique is a method which used to develop fingermarks on moist and smooth surfaces. It consist the theory of adherence fine particles suspended in treating solution oily or fatty components (water insoluble) present latent fingermark residue gives grey colored deposit. also considered as belonging family powder dusting. The effectiveness this can be increased by using fluorescent dyes it's detect faint multi-colored involves use synthetic detergent was here replaced saponin extracted from fruit Sapindus mukorossi natural detergent. other ingredient formulation black charcoal powder. This composition develops sharp clear non-adsorbent surfaces like glass, metal sheet, plastic, laminated wood, ceramic tiles compact discs after these were immersed water for variable periods time. ability weak chance prints not only enhances its utility, but potentiality forensic investigations. raw materials prepare SPR are easily available cost-effective.
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ژورنال
عنوان ژورنال: International Journal of Health Sciences (IJHS)
سال: 2022
ISSN: ['2550-6978', '2550-696X']
DOI: https://doi.org/10.53730/ijhs.v6ns6.11064